Hi, I’m looking for help with coding the LED strips connected to my RPi4 to enter pulse mode while one of the Alexa modules is speaking (e.g. after receiving a voice command). My exact setup is taken from Gregensom’s tutorial on YouTube on building the mirror, yet he has never shown any code that controls the LEDs.

This is the setup:

An example of the LED lights pulsing (Timestamp is 7:09):
https://www.youtube.com/watch?v=aa3VVZA0e5Y&t=429s